Home / 1,040,252.80-1,458,320-1,040,252.80

Finding the Fourth Proportional to 1,040,252.80, 1,458,320 and 1,040,252.80

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Solution

The fourth proportional to 1,040,252.80, 1,458,320 and 1,040,252.80 is: 1,458,320

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,252.80 : 1,458,320 = 1,040,252.80 : x
  2. Step 2: Convert to fraction form
    1,040,252.80/1,458,320 = 1,040,252.80/x
  3. Step 3: Cross multiply
    1,040,252.80x = 1,458,320 × 1,040,252.80
  4. Step 4: Simplify right side
    1,040,252.80x = 1,517,021,463,296
  5. Step 5: Solve for x
    x = 1,517,021,463,296/1,040,252.80
  6. Step 6: Final answer
    x = 1,458,320

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.